Receivers for mobile telephone systems

Details Receivers for mobile telephone systems Receivers for mobile telephone systems

1991-04-15

1993-04-20

Eisenzopf, Reinhard J.

Telecommunications

Receiver or analog modulated signal frequency converter

Local control of receiver operation

4552351, 4552471, 375 98, H04B 106

Patent

active

052049760

ABSTRACT:
A receiver for a mobile telephone system, the receiver having a gain control coupled to receive an input burst signal and being switchable in response to the value of a gain control signal between a plurality of gain values. A detector for detecting the amplitude of said input burst signal, an averager for storing the value of the detected amplitude and a timer operative in response to the detection of said input signal for timing a sequence of measurements of the amplitude of the input burst signal, said averager being operative to compute an average value of the amplitude and to provide a corresponding gain control signal for a subsequent time period.

REFERENCES:
patent: 3619660 (1971-11-01), Rugo
patent: 4499586 (1985-02-01), Cafarella et al.
patent: 4546326 (1985-10-01), Van Offelen et al.
patent: 4625240 (1986-11-01), Yablonski
patent: 4631738 (1986-12-01), Betts et al.
patent: 4635103 (1987-01-01), Steckler et al.
patent: 4654879 (1987-03-01), Goldman et al.
patent: 4829593 (1989-05-01), Hara
patent: 4989074 (1991-01-01), Matsumoto

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